• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Environmental Engineering

Environmental Engineering
The design discharge for the combined sewer system shall be taken as

Rainfall + 6 DWF
Equal to rainfall
Rainfall + 2 DWF
Rainfall + DWF

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
Select the correct relationship between porosity (N), specific yield (y) and specific retention (R)

N = y + R
R > (N + y)
y = N + R
R = N + y

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The pathogens can be killed by

None of these
Oxidation
Chlorination
Nitrification

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The detention period in coagulation tanks is usually kept as

2 to 6 days
1 to 2 minutes
2 to 6 hours
30 to 45 minutes

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The percentage of chlorine in fresh bleaching powder is about

10 to 15
30 to 35
20 to 25
40 to 50

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The amount of residual chlorine left in public water supply for safety against pathogenic bacteria is about

0.5 to 1.0 ppm
1.0 to 5.0 ppm
0.05 to 0.5 ppm
0.01 to 0.05 ppm

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Environmental Engineering

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑